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histology

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his⋅tol⋅o⋅gy

[hi-stol-uh-jee]
–noun
1. the branch of biology dealing with the study of tissues.
2. the structure, esp. the microscopic structure, of organic tissues.

Origin:
1840–50; histo- + -logy


his⋅to⋅log⋅i⋅cal [his-tl-oj-i-kuhl] , his⋅to⋅log⋅ic, adjective
his⋅to⋅log⋅i⋅cal⋅ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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his·tol·o·gy   (hĭ-stŏl'ə-jē)   
n.   pl. his·tol·o·gies
  1. The anatomical study of the microscopic structure of animal and plant tissues.

  2. The microscopic structure of tissue.

his'to·log'i·cal (hĭs'tə-lŏj'ĭ-kəl), his'to·log'ic adj., his'to·log'i·cal·ly adv., his·tol'o·gist n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

histology 
"study of organic tissues," 1847, from Gk. histos "warp, web," lit. "that which causes to stand," from histasthai "to stand," from PIE *sta- "to stand" (see stet). Taken by 19c. medical writers as the best Gk. root from which to form terminology for "tissue."
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: his·tol·o·gy
Pronunciation: his-'täl-&-jE
Function: noun
Inflected Form: plural -gies
1 : a branch of anatomy that deals with the minute structure of animal and plant tissues as discernible with the microscope —compare GROSS ANATOMY
2 : a treatise on histology
3 : tissue structure or organization —his·to·log·i·cal /"his-t&-'läj-i-k&l/ or his·to·log·ic /-'läj-ik/ adjectivehis·to·log·i·cal·ly /-i-k(&-)lE/ adverb
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

histology his·tol·o·gy (hĭ-stŏl'ə-jē)
n.
The science concerned with the minute structure of tissues and organs in relation to their function. Also called microanatomy.


his'to·log'i·cal (hĭs'tə-lŏj'ĭ-kəl) or his'to·log'ic adj.
his·tol'o·gist n.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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